Valve enkawl dan hriatna

A tan chuanvalve te a awmin operation, zawng zawngvalve a niparts te chu a kim vek tur a ni a, a la awm reng tur a ni. Flange leh bracket-a bolt te hi a pawimawh hle a, thread te pawh a awm reng tur a ni a, loosening phal a ni lo. Handwheel-a fastening nut chu a hrual tih hmuhchhuah a nih chuan, a hun takah tihkhauh tur a ni a, chutiang chuan joint a abrasion emaw, handwheel leh nameplate a bo loh nan emaw a ni. Handwheel a bo chuan adjustable wrench hmanga thlak phal a ni lo va, a hun takah tihfel vek tur a ni. Packing gland hi skewed emaw pre-tightening gap nei lo emaw a ni. Tanvalve te a awmruah, vur, leivut, thli leh hnim hringin a tihbawlhhlawh awlsamna hmunah chuan valve stem-ah hian venhimna khuhna dah tur a ni. Valve-a scale chu a awm reng tur a ni a, dik tak leh chiang taka dah tur a ni. Valve-a lead seal, cap leh pneumatic accessories te chu a kim vek tur a ni a, a la awm reng tur a ni. Insulation jacket hian dents leh crack a nei lo tur a ni.

Valve-a thil rit tak takte chu a knock, ding emaw, support emaw phal a ni lo va; a bik takin non-metallic valve lehcast iron valve hmanga siam a nitih khap zawk an ni.

Idle enkawl dan turvalve te a awm

Idle valve enkawl hna hi hmanrua leh pipeline te nen thawh dun tur a ni a, a hnuaia hnate hi thawh tur a ni:

1. Tifai tur a nivalve a ni

Valve chhung lam chu residue leh aqueous solution awm lovin tihthianghlim leh tihfai tur a ni a, valve pawn lam chu bawlhhlawh, oil, .

2. Align rawhvalve a nipart hrang hrang

A hnuah chuanvalve a nia bo a, khawchhak lam chu chhim lam siam turin a ṭhen darh thei lo va, valve part-te chu hman nawn lehna tur dinhmun ṭha siam turin hmanraw kimchang tak siam tur a ni a, avalve a nia dinhmun a tha hle.

3. Anti-corrosion enkawlna

Stuffing box chhunga packing chu la chhuak la, galvanic corrosion a awm loh nanvalve a nikuang. Valve sealing surface-ah antirust agent leh grease hnawih la,valve a nistem, valve stem nut, machined surface leh thil dangte chu thil awmdan bik a zirin; painted part te chu anti-corrosion rust paint hmanga paint tur a ni.

4. Invenna

Thil dangin a tihbuai loh nan mihring siam chhuah dan leh tihchhiat, a tul chuan valve chhunga thil kal thei te chu fix tur a ni a, valve chu package leh venhim tur a ni.

5.enkawl reng reng a ni

  Valve te pawh a awmhun rei tak chhunga thawk lo tawhte chu enfiah leh enkawl reng tur a ni a, chutiang chuan a hmin leh a chhiat loh nanvalve a ni. Tanvalve te a awmhun rei tak chhunga hnathawh loh tawhte chu pressure test paltlang hnuah hmanrua, hmanrua leh pipeline te nen hman tur a ni.

Electric hmanrua enkawl dan tur

Electric device nitin enkawlna hna hi a tlangpuiin thla khatah vawi khat aia tlem lo a ni. Maintenance chhunga thil awmte chu:

1. A lan dan chu leivut awm loin a fai a; device chu steam, tui leh oil-in a bawlhhlawh lo.

2. Electric device chu seal tha tak a ni a, sealing surface leh point tin chu a kim vek tur a ni a, a nghet tur a ni a, a tight tur a ni a, leak awm lo tur a ni.

3. Electric hmanrua chu tha taka hnawih tur a ni a, a hun takah leh a tul angin oil dah tur a ni a, valve stem nut pawh hnawih tur a ni.

4. Electrical part chu a tha tur a ni a, tui leh leivut a tihchhiat loh nan; a hnim chuan 500V megohmmeter hmangin current-carrying part zawng zawng leh shell inkara insulation resistance teh la, a value chu o aia hniam lo tur a ni. Drying atan.

5. Automatic switch leh thermal relay chu trip loh tur a ni a, indicator light a lang dik tur a ni a, phase loss, short circuit emaw open circuit emaw a chhiat loh tur a ni.

6. Electric device hnathawh dan chu a pangngai a, a hawn leh khar pawh a inthlak danglam thei bawk.

Pneumatic device enkawl dan tur

Pneumatic device nitin enkawlna hna hi a tlangpuiin thla khatah vawi khat aia tlem lo a ni. Maintenance-a thupui ber berte chu:

1. A lan dan chu leivut awm loin a fai a; device chu tui hnim, tui leh oil-in a ti bawlhhlawh tur a ni lo.

2. Pneumatic device sealing a tha tur a ni a, sealing surface leh point te chu a kim leh nghet, tight leh undamaged a ni tur a ni.

3. Manual operating mechanism chu lubricate tha tak leh hawn leh khar awlsam tur a ni.

4. Cylinder chhunga inlet leh outlet gas joint te chu tihchhiat phal a ni lo; cylinder leh air piping system hmun zawng zawng chu uluk taka enfiah vek tur a ni a, performance tichhe thei leakage a awm tur a ni lo.

5. Pipe chu pil phal loh tur a ni a, annunciator chu a dinhmun a tha tur a ni a, annunciator indicator light pawh a tha tur a ni a, pneumatic annunciator emaw electric annunciator emaw connecting thread chu leakage awm lovin a awm reng tur a ni.

6. Avalve a nis on the pneumatic device chu a dinhmun a tha tur a ni a, leakage awm lo tur a ni a, a inhawng thei tur a ni a, boruak a kal tha tur a ni.

7. Pneumatic device pumpui chu a hnathawh dan pangngaiah a awm tur a ni a, a hawn leh khar theih tur a ni.